Friday 16 January 2015

Give some examples of sonotrophism.

Sonotropism is the movement or growth of an organism in response to sound. This type of motion is generally used for plants and not animals, since animals are capable of physical movement in response to a sonic stimulus. An example of sonotropism is the germination and growth of beans, on exposure to ultrasound. It has been found that beans grow more rapidly when exposed to ultrasound. This has been attributed to enhanced activity of the...

Sonotropism is the movement or growth of an organism in response to sound. This type of motion is generally used for plants and not animals, since animals are capable of physical movement in response to a sonic stimulus. An example of sonotropism is the germination and growth of beans, on exposure to ultrasound. It has been found that beans grow more rapidly when exposed to ultrasound. This has been attributed to enhanced activity of the enzyme alpha amylase in beans.


Some of the other tropisms include, phototropism (due to light), gravitropism (due to gravity), thigmotropism (due to touch), etc. One can experiment on tropisms. For example, a given plant can be subjected to different sounds and its growth can be compared to a plant not subjected to any additional sound (other than what it was receiving naturally).


Hope this helps.

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